Identify the compounds A,


Identify the compounds A, X and Z in the following reactions :

(i) A + 2HCL + 5H2O → 2NaCI + X

X → HBO2 → Z


A is Borax which reacts with HCl in the presence of water to give Orthoboric acid(X).

Upon heating Orthoboric acid Gives metaboric and further on heating gives the compound Z i.e. Boron trioxide.

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